That’s all there is to it. If the build completes successfully, you will find a .snap file in the current directory. You can inspect its contents to ensure the snap contains all of your application’s assets:

$ unsquashfs -l *.snap

Building with Docker may contaminate your project directory with files owned by root. This may cause permission denied errors in future builds. To regain ownership of these files, run sudo chown --changes --recursive $USER:$USER _project_folder_,